1201301330221 has 2 divisors, whose sum is σ = 1201301330222. Its totient is φ = 1201301330220.

The previous prime is 1201301330197. The next prime is 1201301330269. The reversal of 1201301330221 is 1220331031021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 856344801321 + 344956528900 = 925389^2 + 587330^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201301330221 - 2⁷ = 1201301330093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201301330521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600650665110 + 600650665111.

It is an arithmetic number, because the mean of its divisors is an integer number (600650665111).

Almost surely, 2^{1201301330221} is an apocalyptic number.

It is an amenable number.

1201301330221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201301330221 is an equidigital number, since it uses as much as digits as its factorization.

1201301330221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1201301330221 its reverse (1220331031021), we get a palindrome (2421632361242).

The spelling of 1201301330221 in words is "one trillion, two hundred one billion, three hundred one million, three hundred thirty thousand, two hundred twenty-one".